Every Tuesday at 00:00MST a random Trading Card is chosen and a new challenge begins. The challenge is to win as many battles against this opponent in this week. The top 3 players at the end of the challenge will receive a Retired Trading Card, 200,000MP and a Gold Trophy, the next 6 players will receive 150,000MP and a Silver Trophy and the next 9 players will receive 100,000MP and a Bronze Trophy.